<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="resource/js/vue.js"></script>
</head>
<body>
<div id="app">
    <input type="checkbox" id="jack" value="aaa" v-model="checkedNames">
    <label for="jack">Jack</label>
    <input type="checkbox" id="jack1" value="bbb" v-model="checkedNames">
    <label for="jack1">Jack</label>
    <input type="checkbox" id="jack2" value="ccc" v-model="checkedNames">
    <label for="jack2">Jack</label>
    <br>
    <span>Checked names: {{checkedNames | json}}</span>
</div>
<script>
    var vue = new Vue({
        el: '#app',
        data:{
            checkedNames:['aaa', 'bbb']
        }
    })
</script>
</body>
</html>